Watts 0383369 Valve R-22 Multi-Speed Flexibility: Features 3 distinct

Multi-Speed Flexibility: Features 3 distinct speed taps for optimized airflow control in varying environmental conditions

safety protocols may require an external relief valve or monitor depending on your specific inlet pressure and the downstream equipment's maximum pressure rating

Do not attempt to field-modify for 3-phase power

Material Durability: Robust rubber construction designed to withstand temperature fluctuations and high-cycle industrial automation

Robust Construction: The NEMA 48 frame and sleeve bearing design are engineered for quiet operation and long-term reliability in varying climates

Watts 0383369 Valve R-22 Multi-Speed Flexibility: Features 3 distinctThe Watts 0383369 Valve is a robust 1 1 4" NPT pressure relief valve specifically engineered for high demand hot water space heating boiler applications. This ASME Section IV certified safety device features an iron body construction and is factory set at a 65 PSI relief setpoint to prevent catastrophic overpressure conditions in commercial and residential hydronic systems. Designed with expanded outlet drain connections, the Series 740 architecture